Keep your helmet safe and secure with our handy SATO RACING Helmet Lockfor 2015-17 Yamaha YZF-R1. This rugged lock installs between the passenger peg bracket and the seat rail on the left side of the bike, giving you an easy way to stow your helmet on the bike. Ideal for those times when you want to stop someplace while out on a ride and don't necessarily want to carry your helmet around with you. Includes 2 keys.